Thinking Time Display

What: Visual feedback when Claude uses extended thinking

Display:

∴ Thinking…  (while active)
∴ Thought for 12s (ctrl+o to show thinking)  (after completion)

Details:

• Real-time indicator during thinking phase
• Shows total thinking duration after completion
• Reminds users how to view thinking content
• Only appears when thinking is actually used
• Evidence: m3B() function at line 404483 in v2.0.0